Surname or Chess SA id..
Chess SA Region AOC

PLAYER PAGE

Duvan Van Der Merwe

1150147675
Tshwane (GTP)
Personal
Main rating
Rating 1258.7
K-factor 36
Floor 758.7
Highest 1382.2 (2022-10-01)
Min/Max +/- allowed 128
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1248.1
Final +/- 0
New Rating
()
Rating 1258.7
K-factor 36
Floor 758.7
Highest 1382.2 (2022-10-01)
Min/Max +/- allowed 127.9
Standard rating
Rating 1271.6
K-factor 36
Floor 771.6
Highest 1382.1 (2022-10-01)
Min/Max +/- allowed 127.9
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1248.1
Final +/- 0
New Rating
()
Rating 1271.6
K-factor 36
Floor 771.6
Highest 1382.1 (2022-10-01)
Min/Max +/- allowed 127.9
Rapid rating
Rating 1200
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
Min/Max +/- allowed 165.8
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1200
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
Min/Max +/- allowed 165.8
Blitz rating
Rating 1200
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
Min/Max +/- allowed 165.8
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1200
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
Min/Max +/- allowed 165.8
Rating Graph
Tournaments
No tournaments found.
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 2026 Constantiapark Open Chess Tournament (U12) Standard 2026-02-14 2026-02-14 Tshwane (GTP) 5 1205 5 3 1356.3 0 Details
2 2026 Tshwane Chess Registration Tournament (U12-1) Standard 2026-01-31 2026-01-31 Tshwane (GTP) 5 1205 5 3 1522.1 0 Details
3 Gauteng Inter-Region at Emerald Resort 2025 (U12 Candidates) Standard 2025-12-06 2025-12-07 Sedibeng (GSV) 5 1221.4 4 0.5 960.2 0 Details
4 2025 Midstream Open Chess Tournament (U12) Standard 2025-08-25 2025-08-25 Tshwane (GTP) 5 1207.2 5 1 1081.5 0 Details
5 2025 Tshwane South School District CLOSED League Championship (U11A) Standard 2025-08-15 2025-08-15 Tshwane (GTP) 5 1207.2 5 1 1149.8 0 Details
6 2025 Etienne Lewis Closed Chess Tournament (U12) Standard 2025-08-08 2025-08-10 Tshwane (GTP) 7 1207.2 7 3.5 1377.4 0 Details
7 2025 Elise Steenkamp Open Chess Tournament (Bishop) Standard 2025-06-14 2025-06-15 Tshwane (GTP) 5 1220.4 5 1.5 1097.1 0 Details
8 2025 Tshwane South School District Individual Finals (D4) (U11 Boys) Standard 2025-05-10 2025-05-10 Tshwane (GTP) 5 1208.9 5 2 1268.8 0 Details
9 2025 KSNG Open (U12) Standard 2025-02-22 2025-02-22 Tshwane (GTP) 5 1209 4 0 1031.2 0 Details
10 2025 Tshwane Chess OPEN Registration Tournament (U12) Standard 2025-01-25 2025-01-25 Tshwane (GTP) 5 1179.1 5 2 1221.4 0 Details
11 Lardies Ope 2024 (U10) Standard 2024-10-26 2024-10-26 Tshwane (GTP) 5 1188.4 5 2 1143.8 0 Details
12 D4 Tshwane South District Schools Teams Chess Tournament 2024 (U9A) Standard 2024-08-03 2024-08-03 Tshwane (GTP) 5 1213.2 5 1 1081.8 0 Details
13 2024 Silver Lakes Open Chess Tournament (E) Standard 2024-04-20 2024-04-20 Tshwane (GTP) 5 1246.1 5 2 1052.5 0 Details
14 2024 Chris Greyling Open Chess Tournament (E) Standard 2024-03-16 2024-03-16 Tshwane (GTP) 5 1232.7 5 3 1300.9 0 Details
15 2024 Constantiapark Open (E) Standard 2024-02-17 2024-02-17 Tshwane (GTP) 5 1234.5 5 2.5 1216.8 0 Details
16 Lardies Tournament 2022 (U8) Standard 2022-10-29 2022-10-29 Tshwane (GTP) 5 1200 5 3.5 1369.1 0 Details
Game statistics ( )
Games 0
Wins 0
Draws 0
Losses 0
White 0
Black 0
White wins 0
Black wins 0
Score 0
Percent 0
Dp 0
AOR 0
Performance 0
Game statistics ()
Games 10
Wins 6
Draws 0
Losses 4
White 6
Black 4
White wins 4
Black wins 2
Score 6
Percent 60
Dp 85
AOR 1354.2
Performance 1439.2
Game statistics (History)
Games 80
Wins 28
Draws 7
Losses 45
White 38
Black 42
White wins 13
Black wins 15
Score 31.5
Percent 39.4
Dp -90.3
AOR 1301.8
Performance 1211.5
Rankings (Main)
National
Overall 7878
Gender 6427
Age group 801
Gender/Age 629
Provincial
Overall 2686
Gender 2179
Age group 274
Gender/Age 217
Regional
Overall 872
Gender 706
Age group 88
Gender/Age 70
Rankings (Standard)
National
Overall 6314
Gender 5128
Age group 637
Gender/Age 497
Provincial
Overall 2280
Gender 1849
Age group 233
Gender/Age 187
Regional
Overall 802
Gender 649
Age group 84
Gender/Age 66
Rankings (Rapid)
National
Overall -1
Gender -1
Age group -1
Gender/Age -1
Provincial
Overall -1
Gender -1
Age group -1
Gender/Age -1
Regional
Overall -1
Gender -1
Age group -1
Gender/Age -1
Rankings (Blitz)
National
Overall -1
Gender -1
Age group -1
Gender/Age -1
Provincial
Overall -1
Gender -1
Age group -1
Gender/Age -1
Regional
Overall -1
Gender -1
Age group -1
Gender/Age -1
Performance ( )
Games 0
Score 0
Percent 0
Aor 0
Dp 0
Prat 0
Performance ()
Games 10
Score 6
Percent 60
Aor 1354.2
Dp 85
Prat 1439.2
Performance (12 months)
Games 41
Score 15.5
Percent 37.8
Aor 1344.2
Dp -103.7
Prat 1240.5
Performance (History)
Games 80
Score 31.5
Percent 39.4
Aor 1301.8
Dp -90.3
Prat 1211.5
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Li, J (Jiming) 5 1 4 2024 Chris Greyling Open Chess Tournament (E) 2026 Constantiapark Open Chess Tournament (U12) Details
Overall 2 Vosloo, L (Leja) 2 1 1 2025 Tshwane Chess OPEN Registration Tournament (U12) 2025 Etienne Lewis Closed Chess Tournament (U12) Details
Overall 3 Fourie, M (Marchant) 2 1 1 2025 Etienne Lewis Closed Chess Tournament (U12) 2026 Constantiapark Open Chess Tournament (U12) Details
Overall 4 Swart, E (Eben) 2 2 0 2024 Constantiapark Open (E) 2026 Tshwane Chess Registration Tournament (U12-1) Details
Overall 5 Dixon, G (Genevieve) 2 1 1 2025 Etienne Lewis Closed Chess Tournament (U12) 2025 Midstream Open Chess Tournament (U12) Details
Standard 1 Li, J (Jiming) 5 1 4 2024 Chris Greyling Open Chess Tournament (E) 2026 Constantiapark Open Chess Tournament (U12) Details
Standard 2 Venter, S (Stephan) 2 0 2 2024 Constantiapark Open (E) Lardies Ope 2024 (U10) Details
Standard 3 Fourie, M (Marchant) 2 1 1 2025 Etienne Lewis Closed Chess Tournament (U12) 2026 Constantiapark Open Chess Tournament (U12) Details
Standard 4 Kleynhans, M (Magnus) 2 2 0 2025 Tshwane South School District Individual Finals (D4) (U11 Boys) 2025 Tshwane South School District CLOSED League Championship (U11A) Details
Standard 5 Swart, E (Eben) 2 2 0 2024 Constantiapark Open (E) 2026 Tshwane Chess Registration Tournament (U12-1) Details